SHIYAN 27C, 63601
Orbit data source: Space-Track
SHIYAN 27C, 63601 is a payload satellite owned by CAST (CN) in SSO that was launched on Fri, 18 Apr 2025 UTC via a CHANG ZHENG 6A launch vehicle from the Taiyaun Space Center, China (TSC). Payload-class satellites include a variety of spacecraft equipped with specific instruments for various scientific and technological missions. These include communications satellites like Starlink; space stations such as the ISS; scientific satellites like the Hubble; Earth observation satellites from companies like Planet Labs, Umbra, and HawkEye 360; GPS; miniature CubeSats for education and research; and military/defense satellites.
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63601 intel report (Beta)
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Edit Public Description
Identifier
Orbit
Country
CN / PRCRelated business
Manufacturer
CAST
Mission
Operational Defense Radar Imaging
Bus & Motor
SW27, Unknown motor
Mass
300 kg wet, ~300 kg dry
Launch date (UTC)
Launch vehicle
Launch site
Object type
Shape & HBR
Box + 1 Pan, 1.9 m
Radar Cross Section
13.200 m², Large (>1 m²)
Expand to show TLE details & historyLast TLE update: 10 hours ago
TLE from 10 hours ago
0 SHIYAN 27C
1 63601U 25078C 25337.95739515 .00000053 00000-0 13644-3 0 9991
2 63601 99.6932 343.1700 0000732 96.2229 263.8993 13.57228340 31050Epoch: 2025-12-03T22:58Z
TLE epoch observation values (Epoch: 2025-12-03T22:58:38.940Z)
Latitude
-0.00002°
Longitude
-74.51298°
Altitude
1,048.636 km
Speed
7.328 km/s
True Right ascension
22h 52m 40s
True Declination
0° 00' 00"
Sunlit
Visualization orbit readout
Latitude
Unknown
Longitude
Unknown
Altitude
Unknown
Speed
Unknown
Apparent Right ascension
Unknown
Apparent Declination
Unknown
Sunlit
Visualization observer readout
Local Sidereal Time
07:17:51
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
1,043.617 km
Perigee altitude
1,042.53 km
Semi-major axis
7,421.21 km
Eccentricity
0.00007
Inclination
99.6932°
RAAN
343.17°
Arg. of periapsis
96.2229°
True anomaly
263.89096°
Mean anomaly
263.8993°
Eccentric anomaly
263.89513°
Mean motion
3.39493 °/min
Orbital period
106.04 mins
BSTAR
0.00013644
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Other satellites on launch #78 in the year 2025 (2025-04-18 UTC)
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You can import UDL-sourced sensor .json files into the Sandbox to generate a visibility chart that accounts for multi-vendor sensor geometry.SHIYAN 27C Visibility forecast
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Span | Click to sort rows by Start time (UTC) header in descending order | Start Az. | Max El. time (UTC) | Max El. Az. | Max El. | End time (UTC) | End Az. |
|---|---|---|---|---|---|---|---|
| 8 mins | 2025-12-04 11:59:31.673Z | 51.544° ENE | 2025-12-04 12:03:31.673Z | 91.209° ESE | 17.157° | 2025-12-04 12:07:31.673Z | 131.214° SE |
| 11 mins | 2025-12-04 13:43:31.673Z | 8.669° NNE | 2025-12-04 13:48:31.673Z | 299.751° NW | 43.321° | 2025-12-04 13:54:31.673Z | 206.483° SW |
| 10 mins | 2025-12-04 23:52:31.673Z | 139.782° SSE | 2025-12-04 23:57:31.673Z | 60.906° ENE | 38.73° | 2025-12-05 00:02:31.673Z | 357.196° N |
| 8 mins | 2025-12-05 01:38:31.673Z | 223.18° SW | 2025-12-05 01:42:31.673Z | 271.009° WNW | 22.446° | 2025-12-05 01:46:31.673Z | 313.98° NW |
Co-orbital & Co-planar RSOs
Thresholds — Semi-major Axis: ±100 km, RAAN: ±3°, Inclination: ±5°
TCA is derived from TLE conjunctions
Click to sort rows by RSO header in ascending order | Click to sort rows by Country header in ascending order | Click to sort rows by Type header in ascending order | Click to sort rows by Inclination Δ header in ascending order | Click to sort rows by RAAN Δ header in ascending order | Click to sort rows by Coplanar Angle header in ascending order | Click to sort rows by SMA Δ header in ascending order | Click to sort rows by Orbital period header in ascending order | Click to sort rows by <5km Md TCA header in descending order |
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CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings
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